GB8910334D0 - Pseudo-random signal synthesizer with smooth, flat power spectrum - Google Patents

Pseudo-random signal synthesizer with smooth, flat power spectrum

Info

Publication number
GB8910334D0
GB8910334D0 GBGB8910334.5A GB8910334A GB8910334D0 GB 8910334 D0 GB8910334 D0 GB 8910334D0 GB 8910334 A GB8910334 A GB 8910334A GB 8910334 D0 GB8910334 D0 GB 8910334D0
Authority
GB
United Kingdom
Prior art keywords
pseudo
smooth
power spectrum
random signal
signal synthesizer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GBGB8910334.5A
Other versions
GB2384954A (en
GB2384954B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raytheon Co
Original Assignee
Hughes Aircraft Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of GB8910334D0 publication Critical patent/GB8910334D0/en
Publication of GB2384954A publication Critical patent/GB2384954A/en
Application granted granted Critical
Publication of GB2384954B publication Critical patent/GB2384954B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B29/00—Generation of noise currents and voltages
GB8910334A 1988-05-09 1989-05-05 Pseudo-random signal synthesizer with smooth, flat power spectrum Expired - Fee Related GB2384954B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/191,451 US5436973A (en) 1988-05-09 1988-05-09 Pseudo-random signal synthesizer with smooth, flat power spectrum

Publications (3)

Publication Number Publication Date
GB8910334D0 true GB8910334D0 (en) 2002-08-28
GB2384954A GB2384954A (en) 2003-08-06
GB2384954B GB2384954B (en) 2004-03-10

Family

ID=22705550

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8910334A Expired - Fee Related GB2384954B (en) 1988-05-09 1989-05-05 Pseudo-random signal synthesizer with smooth, flat power spectrum

Country Status (5)

Country Link
US (1) US5436973A (en)
DE (1) DE3914214C1 (en)
FR (1) FR2821999B1 (en)
GB (1) GB2384954B (en)
IT (1) IT8947927A0 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5608727A (en) * 1995-05-02 1997-03-04 Motorola, Inc. Method and system for management of frequency spectrum among multiple applications on a shared medium
FR2758920B1 (en) * 1997-01-29 1999-03-05 Telediffusion Fse NOISE SOURCE FOR AMPLIFIER QUALIFICATION
US20060276143A1 (en) * 1997-10-03 2006-12-07 Anglin Richard L Jr Digital radio system
US7047042B2 (en) * 2000-01-10 2006-05-16 Airnet Communications Corporation Method and apparatus for equalization in transmit and receive levels in a broadband transceiver system
JP3502065B2 (en) * 2001-04-24 2004-03-02 株式会社三技協 Random number generator
US6400161B1 (en) * 2001-05-23 2002-06-04 Donald Joseph Geisel Material segregation and density analyzing apparatus and method
DE10212605B4 (en) * 2002-03-21 2004-09-23 Infineon Technologies Ag Method and device for clocked activation of a switching element
TWI226232B (en) * 2003-11-27 2005-01-11 Xie Neng Biotech Corp Method for generating non-constant oscillatory configuration
US8169890B2 (en) * 2005-07-20 2012-05-01 Qualcomm Incorporated Systems and method for high data rate ultra wideband communication
JP5136416B2 (en) * 2006-07-25 2013-02-06 日本電気株式会社 Pseudorandom number generator, stream cipher processor, and program
US10551491B2 (en) 2017-03-10 2020-02-04 Planet Labs Inc. Systems and methods for performing synthetic aperture radar imaging using superchirps
US10670711B2 (en) 2017-09-29 2020-06-02 Planet Labs Inc. Systems for synthetic aperture radar transmit and receive antennas

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4396894A (en) * 1977-10-25 1983-08-02 Westinghouse Electric Corp. Digital noise generating apparatus
EP0194826B1 (en) * 1985-03-15 1990-06-20 THORN EMI Patents Limited Spread-spectrum signal generator
US4644299A (en) * 1986-02-14 1987-02-17 Hughes Aircraft Company Multimode noise generator using digital FM

Also Published As

Publication number Publication date
IT8947927A0 (en) 1989-05-08
US5436973A (en) 1995-07-25
FR2821999A1 (en) 2002-09-13
DE3914214C1 (en) 2000-12-28
FR2821999B1 (en) 2003-07-04
GB2384954A (en) 2003-08-06
GB2384954B (en) 2004-03-10

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application
COOA Change in applicant's name or ownership of the application
COOA Change in applicant's name or ownership of the application

Free format text: ERRATUM: IT WAS INITIALLY ADVERTISED IN PDJ NO 5914 PAGE NO 4740 DATED 20020925.

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060505